CVE Watchtower

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CVE-2026-86860NVD

Vulnerability Summary

ServiceNow has remediated a missing authorization vulnerability that was identified in the ServiceNow AI Platform. This vulnerability could enable an unauthenticated user, in certain circumstances, to extract instance data beyond what was intended, resulting in privilege escalation.





ServiceNow deployed a security update to hosted instances and ServiceNow provided the update to our partners and self-hosted customers. We are not currently aware of malicious exploitation against ServiceNow instances. We recommend customers promptly apply appropriate updates or upgrade to a patched release if they have not already done so.
Severity Level
CRITICAL(9.3)
Published Date
Sep 24, 2026
Last Modified
Sep 25, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
Data Pending
Root Weakness (CWE)
N/A
CVSS v4.0 Base Metrics — Score 9.3 (CRITICAL)
Attack VectorNetwork
Attack ComplexityLow
Attack RequirementsNone
Privileges RequiredNone
User InteractionNone
Confidentiality (Vulnerable System)High
Integrity (Vulnerable System)None
Availability (Vulnerable System)None
Confidentiality (Subsequent System)High
Integrity (Subsequent System)High
Availability (Subsequent System)None

Affected & Patched Versions

Affected Versions
  • ServiceNow ServiceNow AI Platform < Yokohama Patch 13 Hot Fix 5a
  • ServiceNow ServiceNow AI Platform < Zurich Patch 10 Hot Fix 3b
  • ServiceNow ServiceNow AI Platform < Zurich Patch 10 Hot Fix 4a W32
  • ServiceNow ServiceNow AI Platform < Zurich Patch 11 Hot Fix 3
  • ServiceNow ServiceNow AI Platform < Australia Patch 2 Hot Fix 4b W32
  • ServiceNow ServiceNow AI Platform < Australia Patch 4 Hot Fix 3
  • ServiceNow ServiceNow AI Platform < Australia Patch 5
Patched Versions
  • ServiceNow ServiceNow AI Platform Yokohama Patch 13 Hot Fix 5a
  • ServiceNow ServiceNow AI Platform Zurich Patch 10 Hot Fix 3b
  • ServiceNow ServiceNow AI Platform Zurich Patch 10 Hot Fix 4a W32
  • ServiceNow ServiceNow AI Platform Zurich Patch 11 Hot Fix 3
  • ServiceNow ServiceNow AI Platform Australia Patch 2 Hot Fix 4b W32
  • ServiceNow ServiceNow AI Platform Australia Patch 4 Hot Fix 3
  • ServiceNow ServiceNow AI Platform Australia Patch 5
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♾️Unlimited Vendors — Track your entire stack.
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⚙️Custom EPSS — Filter noise, focus on risk.
💬Webhooks — Slack & Teams integration.
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